“He stared at Avery's socks and felt an odd sense of wonder. Socks were so normal. So mundane. How could someone who pulled on socks in the morning be a serial killer? Socks were not hard or dangerous. Socks were funny; foot mittens, that's what socks were. They made a knobbly hinge of your toes and became comical sock-puppets. Surely anyone who wore socks could not truly be a threat to him or anyone else?”